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Troubleshooting
Operation Method
7 Troubleshooting
7.1 Troubleshooting
This section contains information and procedures for solving possible
problems of our inverter, and provides you with troubleshooting tips to
identify and solve most problems that could occur with the inverter.
This section will help you narrow down the source of any problems you may
encounter. Please read the following troubleshooting steps.
Check warnings or fault messages on System Control Panel or Fault codes
on the inverter information panel. If a message is displayed, record it before
doing anything further.
Attempt the solution indicated in troubleshooting lists.
* If your inverter's information panel is not displaying a Fault light, check the
following list to make sure that the present state of the installation allows
proper operation of the unit.
— Is the inverter located in a clean, dry, adequately ventilated place?
— Have the DC input breakers been opened?
— Are the cables adequately sized and short enough?
— Are the input and output connections and wiring in good condition?
— Are the configurations settings correct for your particular installation?
— Are the display panel and the communications cable properly connected
and undamaged?
Contact our Customer Service for further assistance. Please be prepared to
describe details of your system installation and provide model and serial
number of the unit.
GridLostFault
GridVoltFault
GridFreqFault
PVVoltFault
BusVoltFault
GridVolt10MFault
DcInjOCP
HardLimitFault
ResidualOCP
IsoFault
OverTempFault
EarthFault
Grid Lost Fault.
-Check if the mains cable is loose.
-Wait for a while and the system will reconnect when the utility is back to normal.
-Or consult us for solutions.
Grid Voltage Out of Range.
-Check if the mains cable is loose.
-Wait for a while and the system will reconnect when the utility is back to normal.
-Or consult us for solutions.
Grid Frequency Out of Range.
-Wait for a while and the system will reconnect when the utility is back to normal.
-Or consult us for solutions.
PV Voltage Fault.
-Check whether the PV is overvoltage.
-Or consult us for solutions.
DC Bus Voltage Out of Normal Range.
-Check if the PV input voltage is within the operating range of the inverter.
-Disconnect PV wiring and reconnect.
-Or consult us for solutions.
Grid Overvoltage for Ten Minutes Fault.
-The system will reconnect when the utility is back to normal.
-Or consult us for solutions.
DCI Overcurrent Protection Fault.
-Wait for a while to check if the inverter is back to normal.
-Or consult us for solutions.
Hard Limit Fault (in Australian standard).
-Wait for a while to check if the inverter is back to normal.
-Or consult us for solutions.
Overcurrent Protection Fault.
-Check the connections of the inverter.
-Wait for a while to check if the inverter is back to normal.
-Or consult us for solutions.
Isolation Fault.
-Check the connections of the inverter.
-Or consult us for solutions.
Over Temperature Fault.
-Check if the inverter and the ambient temperature exceeds the operating range.
-Or consult us for solutions.
Earth Fault.
-Check if the earth is connected properly
-Or consult us for solutions.
TzFault
Over Current Fault.
-Wait for about 10 seconds to check if the inverter is back to normal.
-Disconnect the DC switch and restart the inverter.
-Or consult us for solutions.
Code
IE:00001
IE:00002
IE:00003
IE:00004
IE:00005
IE:00006
IE:00007
IE:00008
IE:00009
IE:00010
IE:00051
IE:00052
IE:00012
IE:00013
IE:00034
IE:00018
IE:00019
IE:00020
IE:00021
IE:00055
Faults
Diagnosis and solution
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